<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8" />
    <title></title>
</head>
<body>
<form action="upload.php" method="post">
    <h1>登入</h1>
    用户名：<input type="text" name="username" id="" placeholder="请输入用户名" /><br />
    密&nbsp;&nbsp;&nbsp;码：<input type="password" name="pwd" id="" placeholder="请输入密码" /><br />
    <button type="submit">登入</button>
</form>
</body>
</html>
